black
#000000
#577C81
#577C81
Color Values
| Format | #000000 | #577C81 |
|---|---|---|
| HEX | #000000 | #577C81 |
| RGB | 0, 0, 0 | 87, 124, 129 |
| HSL | 0.0, 0.0%, 0.0% | 187.1, 19.4%, 42.4% |
| HSV | 0.0, 0.0%, 0.0% | 187.1, 32.6%, 50.6% |
| CMYK | 0%, 0%, 0%, 100% | 32.6%, 3.9%, 0.0%, 49.4% |
| OKLCH | 0.0 0.0 0.0 | 0.5604 0.0422 206.5 |
Contrast & Accessibility
4.61:1
AA Pass
AA Large Pass
AAA Fail
AAA Large Pass
Text Readability
The quick brown fox jumps over the lazy dog
Text: #577C81 → Background: #000000
The quick brown fox jumps over the lazy dog
Text: #000000 → Background: #577C81
Color Difference (Delta E)
51.35
Very Different
0 — Identical
5 — Similar
25 — Noticeable
100 — Very Different
Gradient
Color Mixing
CSS Gradient Code
background: linear-gradient(to right, #000000, #577C81);
background: linear-gradient(135deg, #000000, #577C81);